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- NU20 Classic vs Seek 420
Nitecore NU20 Classic vs Silva Seek 420
What NU20 Classic does better (1) and where Seek 420 wins (3) — every spec side by side.
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4.6Brightness & throw5.5
6.5Battery & charging8.3
6.7Build & durability8.1
5.9Features5.9
Why is NU20 Classic better than Seek 420?
- Weight38 g vs 92 g2.4×
Why is Seek 420 better than NU20 Classic?
- Maximum output360 lm vs 420 lm+17%
- Water protection (IPx)IPx6 vs IPx8+33%
- Maximum runtime97 h vs 110 h+13%
Specifications
Side by side
| Light output | ||
| Maximum output | 360 lm | 420 lm |
| Light source | LED | LED |
| LED & beam | ||
| Number of LEDs | — | 3 |
| Battery & charging | ||
| Battery | Built-in Li-ion / Li-Po | AAA |
| Maximum runtime | 97 h | 110 h |
| Rechargeable | Yes | Yes |
| USB-C charging | Yes | — |
| Battery level indicator | Yes | — |
| Build & durability | ||
| Protection rating | IP66 | — |
| Water protection (IPx) | IPx6 | IPx8 |
| Submersible to | — | 2 m |
| Body material | — | Plastic / polymer |
| Size & weight | ||
| Weight | 38 g | 92 g |
| Modes & features | ||
| SOS / beacon | Yes | — |
| Red light | Yes | Yes |
| Lockout | Yes | — |
| Colours | Black | Blue |
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